The population structure and the growth of the bivalve mollusc Ruditapes philippinarum in Amur bay (the Sea of Japan)
The maximum individual age of the Japanese littleneck clam is 7 years. The maximum shell length is 5.2 mm. The sex ratio is almost 1 to 1. There are registered cases of hermaphroditism and parasitic castration. The rate of linear growth has increased to three years. The molluscs reach the harvestable size in three years.
1.
Волова Г.
Н.,
Жакина Т.
И., Микулич Л.
В.
Бентос бухты Алексеева (залив Петра Великого) ...
Environmentally safe growth stimulator for pre-sowing seed treatment
This article examines the influence of a pre-sowing seed treatment with a hydrogen peroxide and potassium permanganate solution on the germination, seedling growth, and average weight of the fruit of Lycopersicum esculenum. An increase in seed germination, the average weight of fruit, and resistance to adverse weather conditions and diseases and more active growth of seedlings has been observed. Hydrogen ...
The influence of temperature regime and spectral composition of light on the growth of biomass of the cyanobacterium Cyanobacterium sp. B-1200
... cultivation conditions for cyanobacteria will contribute to the rapid accumulation of bacterial biomass and maximize the yield of biologically active substances. This study analyzes the influence of temperature and light spectral composition on the growth of the cyanobacterium Cyanobacterium sp. IPPAS B-1200 under stationary conditions. The strain was cultivated under different temperatures and light conditions, with regular optical density measurements to monitor biomass growth.
A detailed analysis ...
Does corruption influence the sustainability of economic growth?
... politicians nowadays. The definition of the concept of sustainable development is constantly revised. Sustainable development is about promoting an integrated approach. It includes economic, social and environmental objectives. Economic objectives include growth, efficiency and stability. The main purpose of the article is to analyze the influences of corruption on sustainable economic growth. The impact is decreasing continuously and the main reason behind this is the change in peoples’ attitude and ...
Contemporary threats to the growth of rationality in the Russian society
This article considers the conflicting conditions of growth of rationality in the modern Russian society, identifies threats relating to the key trends in world community development, Russian science and education, and personality transformations.
1. Андреев А. Л. Общество и образование: ...
